Unknown Instruction (UNK)

The UNK instruction functions as an indication that you have entered an instruction type that is not defined within the
Logix Designer
instruction set.
Available Languages
Ladder Diagram
UNK_LD_avail_v31
Function Block
This instruction is not available in function block
Structured Text
This instruction is not available in function block.
Operands
Ladder Diagram
Operand
Type
Format
Description
Unknown
immediate
immediate
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